Mercurial > hg > graal-jvmci-8
comparison src/cpu/sparc/vm/c1_LIRAssembler_sparc.cpp @ 6739:8a02ca5e5576
7195816: NPG: Crash in c1_ValueType - ShouldNotReachHere
Summary: C1 needs knowledge of T_METADATA at the LIR level.
Reviewed-by: kvn, coleenp
author | roland |
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date | Tue, 11 Sep 2012 16:20:57 +0200 |
parents | da91efe96a93 |
children | 7eca5de9e0b6 |
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6738:ec98e58952b2 | 6739:8a02ca5e5576 |
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445 __ bind(*stub->continuation()); | 445 __ bind(*stub->continuation()); |
446 } | 446 } |
447 | 447 |
448 if (compilation()->env()->dtrace_method_probes()) { | 448 if (compilation()->env()->dtrace_method_probes()) { |
449 __ mov(G2_thread, O0); | 449 __ mov(G2_thread, O0); |
450 __ save_thread(I1); // need to preserve thread in G2 across | |
451 // runtime call | |
450 metadata2reg(method()->constant_encoding(), O1); | 452 metadata2reg(method()->constant_encoding(), O1); |
451 __ call(CAST_FROM_FN_PTR(address, SharedRuntime::dtrace_method_exit), relocInfo::runtime_call_type); | 453 __ call(CAST_FROM_FN_PTR(address, SharedRuntime::dtrace_method_exit), relocInfo::runtime_call_type); |
452 __ delayed()->nop(); | 454 __ delayed()->nop(); |
455 __ restore_thread(I1); | |
453 } | 456 } |
454 | 457 |
455 if (method()->is_synchronized() || compilation()->env()->dtrace_method_probes()) { | 458 if (method()->is_synchronized() || compilation()->env()->dtrace_method_probes()) { |
456 __ mov(I0, O0); // Restore the exception | 459 __ mov(I0, O0); // Restore the exception |
457 } | 460 } |
841 __ stw(from_reg->as_register_lo(), base, offset + lo_word_offset_in_bytes); | 844 __ stw(from_reg->as_register_lo(), base, offset + lo_word_offset_in_bytes); |
842 __ stw(from_reg->as_register_hi(), base, offset + hi_word_offset_in_bytes); | 845 __ stw(from_reg->as_register_hi(), base, offset + hi_word_offset_in_bytes); |
843 #endif | 846 #endif |
844 break; | 847 break; |
845 case T_ADDRESS: | 848 case T_ADDRESS: |
849 case T_METADATA: | |
846 __ st_ptr(from_reg->as_register(), base, offset); | 850 __ st_ptr(from_reg->as_register(), base, offset); |
847 break; | 851 break; |
848 case T_ARRAY : // fall through | 852 case T_ARRAY : // fall through |
849 case T_OBJECT: | 853 case T_OBJECT: |
850 { | 854 { |
963 __ ld(base, offset + hi_word_offset_in_bytes, to_reg->as_register_hi()); | 967 __ ld(base, offset + hi_word_offset_in_bytes, to_reg->as_register_hi()); |
964 } | 968 } |
965 #endif | 969 #endif |
966 } | 970 } |
967 break; | 971 break; |
972 case T_METADATA: | |
968 case T_ADDRESS: __ ld_ptr(base, offset, to_reg->as_register()); break; | 973 case T_ADDRESS: __ ld_ptr(base, offset, to_reg->as_register()); break; |
969 case T_ARRAY : // fall through | 974 case T_ARRAY : // fall through |
970 case T_OBJECT: | 975 case T_OBJECT: |
971 { | 976 { |
972 if (UseCompressedOops && !wide) { | 977 if (UseCompressedOops && !wide) { |
1364 | 1369 |
1365 | 1370 |
1366 void LIR_Assembler::mem2reg(LIR_Opr src_opr, LIR_Opr dest, BasicType type, | 1371 void LIR_Assembler::mem2reg(LIR_Opr src_opr, LIR_Opr dest, BasicType type, |
1367 LIR_PatchCode patch_code, CodeEmitInfo* info, bool wide, bool unaligned) { | 1372 LIR_PatchCode patch_code, CodeEmitInfo* info, bool wide, bool unaligned) { |
1368 | 1373 |
1374 assert(type != T_METADATA, "load of metadata ptr not supported"); | |
1369 LIR_Address* addr = src_opr->as_address_ptr(); | 1375 LIR_Address* addr = src_opr->as_address_ptr(); |
1370 LIR_Opr to_reg = dest; | 1376 LIR_Opr to_reg = dest; |
1371 | 1377 |
1372 Register src = addr->base()->as_pointer_register(); | 1378 Register src = addr->base()->as_pointer_register(); |
1373 Register disp_reg = noreg; | 1379 Register disp_reg = noreg; |
1511 | 1517 |
1512 | 1518 |
1513 void LIR_Assembler::reg2mem(LIR_Opr from_reg, LIR_Opr dest, BasicType type, | 1519 void LIR_Assembler::reg2mem(LIR_Opr from_reg, LIR_Opr dest, BasicType type, |
1514 LIR_PatchCode patch_code, CodeEmitInfo* info, bool pop_fpu_stack, | 1520 LIR_PatchCode patch_code, CodeEmitInfo* info, bool pop_fpu_stack, |
1515 bool wide, bool unaligned) { | 1521 bool wide, bool unaligned) { |
1522 assert(type != T_METADATA, "store of metadata ptr not supported"); | |
1516 LIR_Address* addr = dest->as_address_ptr(); | 1523 LIR_Address* addr = dest->as_address_ptr(); |
1517 | 1524 |
1518 Register src = addr->base()->as_pointer_register(); | 1525 Register src = addr->base()->as_pointer_register(); |
1519 Register disp_reg = noreg; | 1526 Register disp_reg = noreg; |
1520 int disp_value = addr->disp(); | 1527 int disp_value = addr->disp(); |